Surf Forecasts:
How big are the waves at Porth Ceriad today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.0m), 6s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 2ft (0.6m), 6s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 2ft (0.6m), 6s period with WSW swell.
The current surf forecast for Porth Ceriad at 3AM is: 1.0m 5s primary swell from a West-southwest direction (forecast issued at 12:00am August 18). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.0m) | 6s |
| Afternoon (18 Aug) | 2ft (0.6m) | 6s |
| Evening (18 Aug) | 2ft (0.6m) | 6s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 18°C on Mon night, min 14°C on Thu afternoon). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the N by Thu afternoon). | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | SW 6 | WSW 6 | WSW 6 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | WSW 5 | SW 5 | SW 6 | SW 6 | WSW 6 | WSW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 52 | 48 | 68 | 85 | 60 | 29 | 24 | 27 | 16 | 41 | 43 | 43 | 40 | 73 | 143 | 105 | 106 | 83 | 59 | 43 | 33 | 20 | 11 | 10 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-off | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | off | off | off |
High Tide | 00:15AM4.20m | 12:35PM3.75m | 00:56AM3.78m | 1:17PM3.43m | 1:41AM3.34m | 2:05PM3.11m | ||||||||||||||||||
Low Tide | 7:18AM0.70m | 7:22PM0.88m | 7:50AM1.04m | 7:58PM1.17m | 8:25AM1.34m | 8:46PM1.43m | ||||||||||||||||||
 |  |  | | | |  | | |  |  | | | |  | | | |  | | | | |  | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:34 | — |
mm | 3 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 1 | 2 | 1 | 1 | 2 | 2 | 1 | — | — | — |
Temp °C | 18 | 18 | 16 | 16 | 16 | 17 | 18 | 15 | 15 | 15 | 15 | 16 | 15 | 16 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 14 | 15 | 14 |
Feels °C | 15 | 15 | 13 | 12 | 12 | 14 | 15 | 12 | 11 | 10 | 11 | 11 | 10 | 10 | 12 | 14 | 13 | 12 | 11 | 10 | 10 | 7 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | — | — | — | W 16 | W 16 | NW 4 | NW 4 | W 17 | NW 4 | W 17 | W 17 | W 16 | NW 4 | NW 4 | — | SW 16 | SW 16 | SW 15 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
| kJ | — | — | — | 5 | 5 | 7 | 4 | 5 | 1 | 6 | 6 | 5 | 3 | 1 | — | 10 | 10 | 9 | 59 | 43 | 33 | 20 | 11 | 10 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 17 | W 16 | — | W 17 | — | — | — | W 16 | — | — | — | — | — | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | — | — | — | — | — | 5 | 5 | — | 6 | — | — | — | 5 | — | — | — | — | — | 9 | 8 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | WSW 5 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | SW 6 | WSW 6 | WSW 6 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | WSW 5 | SW 5 | SW 6 | SW 6 | WSW 6 | WSW 7 | NW 4 | NW 4 | NNW 5 | NNW 6 | NNW 5 | NNW 4 |
| kJ | 52 | 48 | 68 | 85 | 60 | 29 | 24 | 27 | 16 | 41 | 43 | 43 | 40 | 73 | 143 | 105 | 106 | 83 | 7 | 18 | 44 | 110 | 31 | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 341 | 294 | 494 | 202 | 126 | 3 | 643 | 643 | 437 | 294 | 126 | 303 | 298 | 298 | 303 | 289 | 143 | 3 | 3 | 3 | 126 | 126 | 785 | 138 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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